Watch this video of weightlifter Kendrick Farris. Identify at least one time point where you think the muscle spindle reflex pathway is activated. Draw and label the muscle spindle reflex pathway activated by this activity and be sure to specify the muscle group(s) involved. Explain how activating this stretch reflex helps Farris generate enough muscle tension to break the American record for his event.

What is a gene ? a) a section of a protein that codes for dna. b) the alternate version of a trait. c) the visible trait in the f1 generation. d) a section of dna that codes for a specific trait .

Ayoung boy has been found and police are trying to locate his family they take a dna sample from him and begin collec dna samples from families who have missing children if police use dna samples only from the fathers, which type of dn technology can they use to identify the boy's parent? y-chromosome analysis omtdna (mitochondrial dna) analysis vntrs (variable tandem repeats) o pcr (polymerase chain reaction) analysis

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.